BERKSHIRE HATHAWAY INC DEL

Ticker: BRK/B CUSIP: 084670702 Class: Common Stock

Great Lakes Retirement, Inc.'s Holding History (CIK: 0001801667)

Note: Option positions (PUT/CALL) are excluded.

Q1 2020

Shares 1,282 Value ($000) $235 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 1,131 Value ($000) $255 Avg Close $217.17 Range $201.33 - $228.23

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	1,282	$235	$212.55	$159.50 - $231.61
Q4 2019	1,131	$255	$217.17	$201.33 - $228.23